The Electric Company"Lights, Camera, Beetles"
Jessica and Hector plan to surprise their cousin with a bug zoo for his birthday party. When Francine steals the prized rhino beetle, it's up to the Electric Company to get it back in time to save the party. D

3:30 pm

WordGirl"Plain Old Mischief Makers/House Arrest"
PLAIN OLD MISCHIEF MAKERS - When best friends Big Left Hand Guy and InvisiBill risk losing their super villain status, they decide to pull off their biggest heist to date. Can WordGirl stop this determined duo who always manage to escape her at the last minute? Vocabulary Words: Diminish, Declare. HOUSE ARREST - While Chuck's jail cell is being painted, he's put under house arrest at the Botsford's. D

4:00 pm

Wild Kratts"Race for the Hippo Disc"
When Chris and Martin accidentally lose a Power Disc on the African savannah, the Wild Kratts goes into crisis mode to find the disc before it gets into the hands of Zach Varmitech. D

4:30 pm

Cyberchase"On The Line"
When Digit heads off alone to dispose of the powerful Network Interface Card (NIC), calamity strikes. A sinister cyvulture steals the NIC right out from under Digit's beak and gives it to Hacker! At a secret location on the Northern Frontier, Hacker uses the NIC to power up his dastardly Transformatron and transforms himself so he can slip into Control Central and replace Motherboard. To find the Transformatron and reverse its power, the CyberSquad must discover how an object can be pinpointed using two straight lines - before Hacker takes over Cyberspace forever!. D

5:00 pm

Fetch! With Ruff Ruffman"What's Bugging Ruff"
Noel, Sammy and Jay are dispatched to Thompson Island where they learn about insects and their habitats while Harsha learns about powwows in New Mexico. D

5:30 pm

Nightly Business Report
Tonight on Nightly Business Report, the Federal Reserve says it sees slower growth but lower unemployment over the next few years. What does it mean for you? NBR asks Goldman Sachs' Chief Economist Jan Hatzius. Plus, with planes packed and passengers willing to pay more, airlines are going further to win over high-paying customers. D

Nature"The Loneliest Animals"
Scientists work feverishly to breed some of the world's most endangered species in high-security high-tech labs and investigate what forces have led to the demise of entire species. Featured animals include Yangtze turtles, a baby Sumatran rhino, a special collection of lemurs, the Spix's macaw, and a giant tortoise from the Galapagos, the last known specimen of his kind.G

8:00 pm

NOVA"Smartest Machine On Earth"
This film profiles Watson, an IBM supercomputer, which competed against two "Jeopardy!" champions to prove its ability to mimic the human thought process. The film goes behind the scenes at IBM to provide a firsthand look at the technological feats and hurdles to develop Watson and the challenges artificial intelligence (AI) researchers face.G

9:00 pm

Secrets of the Dead"The World's Biggest Bomb"
Beginning in the 1950s, American and Soviet scientists engage in a dangerous race to see who can build and detonate the world's largest bomb. Bomb-makers on both sides are flying blind as they push technology into unknown territory.G

10:00 pm

How Long Is A Piece of String
It sounds like a simple question. But as comedian Alan Davies discovers, finding the answer involves a journey through mathematics, physics and quantum mechanics via the fundamental nature of the universe.G